12 letters
- catachrestic23
- catadioptric22
- cataphoreses20
- cataphoresis20
- cataphoretic23
- catastrophes20
- catastrophic23
- catchphrases25
- catechetical24
- categorising20
- categorizing29
- caterpillars20
- caterwauling23
- catheterized27
- catheterizes26
- cathodically25
- catholically25
- catholicates21
- catholicized31
- catholicizes30
- catholicoses21
- cationically23
- caudillismos22
- cauliflowers24
- causticities19
- cautiousness18
- cavalierisms23
- cephalically28
- certificated22
- certificates21
- cherubically28
- chimerically27
- cholerically25
- citification22
- classicality22
- claudication22
- clericalisms23
- clericalists20
- climatically26
- cocaptaining25
- cocarcinogen25
- codification23
- coeducations21
- collocations21
- comicalities22
- communicable30
- communicably32
- communicants27
- communicated27
- communicatee26
- communicates26
- communicator26
- complicacies28
- complicating28
- complication26
- concanavalin26
- concatenated21
- concatenates20
- conduplicate25
- confiscating25
- confiscation23
- confiscators22
- confiscatory24
- convocations24
- coruscations20
- cosmetically25
- cosmogonical25
- cosmological25
- criticalness20
- criticasters18
- cryosurgical24
- cryptococcal30
- cybernetical25
- cycadophytes28
- cyclonically29
- cytochemical29
- decaffeinate23
- decalcifying28
- decalcomania24
- decantations18
- decapitating22
- decapitation20
- decapitators19
- decarbonated21
- decarbonates20
- decarbonized30
- decarbonizer29
- decarbonizes29
- decarburized30
- decarburizes29
- decasyllabic26
- decasyllable24
- decorticated20
- decorticates19
- decorticator19
- deescalating20
- deescalation18
- defalcations21
- deifications20
- delicatessen18
- delocalizing30
- demarcations20
- demoniacally24
- deprecations20
- desiccations20
- despotically23
- detoxicating26
- detoxication24
- devocalizing33
- diabolically24
- diagnostical20
- dialogically23
- diatonically21
- dicarboxylic32
- dichotically25
- didactically24
- dietetically20
- dimercaprols23
- dipterocarps22
- dislocations18
- diuretically21
- divaricating23
- divarication21
- dodecahedral21
- dodecahedron21
- dodecaphonic26
- dogmatically25
- domestically23
- domesticated20
- domesticates19
- dramatically23
- duplications22
- dynastically23
- echolocation22
- eclectically26
- ecologically25
- economically26
- ecstatically22
- ecumenically27
- edifications20
- educatedness19
- educationese18
- educationist18
- efficacities24
- egoistically21
- electrically23
- elliptically24
- embarcaderos22
- emblematical26
- embrocations22
- empathically27
- emphatically27
- encapsulated22
- encapsulates21
- endocarditis18
- enterococcal23
- entropically23
- epexegetical28
- epidemically26
- epigraphical26
- episodically23
- equivocality32
- equivocating32
- equivocation30
- equivocators29
- eradications17
- escapologies21
- escapologist21
- esoterically19
- ethicalities18
- ethnological22
- etymological24
- eucalyptoles23
- eucalyptuses23
- euphonically26
- euphorically25
- evangelicals24
- excavational28
- exorcistical26
- exoterically26
- explications27
- exsiccations26
- extralogical26
- extramusical27
- extrications23
- fabrications22
- fantasticate19
- fluorocarbon24
- focalization29
- forecastable22
- forensically23
- fornications20
- frenetically23
- fricasseeing21
- galvanically27
- gasification21
- genealogical22
- geobotanical22
- geographical25
- geologically24